tracing-distributed 0.4.0

Tracing layer for multiprocess telemetry
Documentation
# Changelog

All notable changes to this project will be documented in this file.

The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).

## [Unreleased]

## [0.3.1] - 2021-04-15

### Fixes
- Fixed repository link on crates.io

## [0.3.0] - 2021-04-15

### Additions
- Added `parking_lot` feature.

### Fixes
- Relaxed dependency constraints.
- Fixed a panic in case of multiple current callers. See [#3]https://github.com/eaze/tracing-honeycomb/pull/3.

(These were also included in the 0.2.0-eaze.X versions.)

## Pre-0.3.0

Changelogs not kept, please see git history.